*SUPPORT*
IN: blicket wif dax blicket kiki fep kiki fep OUT: YELLOW YELLOW RED GREEN RED YELLOW YELLOW
IN: wif kiki wif OUT: GREEN GREEN GREEN
IN: blicket kiki blicket OUT: RED RED RED
IN: tufa dax fep OUT: BLUE YELLOW
IN: blicket fep fep gazzer blicket blicket OUT: RED YELLOW RED RED YELLOW RED RED
IN: fep blicket OUT: YELLOW RED
IN: blicket wif OUT: RED GREEN
IN: fep blicket dax fep OUT: YELLOW RED YELLOW
IN: fep tufa dax wif OUT: YELLOW BLUE GREEN
IN: wif OUT: GREEN
IN: wif dax wif OUT: GREEN GREEN
IN: blicket fep gazzer tufa dax fep OUT: RED BLUE YELLOW YELLOW BLUE YELLOW
IN: wif wif dax wif OUT: GREEN GREEN GREEN
IN: fep wif OUT: YELLOW GREEN

*QUERY*
IN: blicket kiki fep OUT: YELLOW RED YELLOW
IN: fep dax tufa kiki wif OUT: GREEN YELLOW BLUE GREEN
IN: blicket dax blicket kiki blicket OUT: RED RED RED RED
IN: fep dax blicket OUT: YELLOW RED
IN: blicket dax tufa OUT: RED BLUE
IN: fep dax wif kiki blicket OUT: RED YELLOW GREEN RED
IN: blicket gazzer wif OUT: GREEN RED GREEN
IN: fep gazzer wif dax blicket OUT: GREEN RED YELLOW GREEN RED
IN: wif dax fep OUT: GREEN YELLOW
IN: fep wif dax tufa OUT: YELLOW GREEN BLUE

*GRAMMAR*
wif -> GREEN 
 tufa -> BLUE 
 fep -> YELLOW 
 blicket -> RED 
 u1 dax u2 -> [u1] [u2] 
 x1 kiki u1 -> [u1] [x1] [u1] 
 u1 gazzer x1 -> [x1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 